I am sorry to have disturbed you.句中不定式是什么成分?

问题描述:

I am sorry to have disturbed you.句中不定式是什么成分?

很抱歉打扰了你.
我对打扰你感到很抱歉.
这里to have disturbed you 1) 原因状语 ,因为打扰你而抱歉
2) 宾语,形容词+宾语 如:I am sure that he will do.